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Electrical characteristics (continued) – Rainbow Electronics MAX5250 User Manual

Page 3

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MAX5250

Low-Power, Quad, 10-Bit Voltage-Output DAC

with Serial Interface

_______________________________________________________________________________________

3

ELECTRICAL CHARACTERISTICS (continued)

(V

DD

= +5V ±10%, AGND = DGND = 0V, REFAB = REFCD = 2.5V, R

L

= 5k

, C

L

= 100pF, T

A

= T

MIN

to T

MAX

, unless otherwise

noted. Typical values are at T

A

= +25°C. Output buffer connected in unity-gain configuration (Figure 9).)

Note 1:

Guaranteed from code 3 to code 1023 in unity-gain configuration.

Note 2:

Accuracy is better than 1LSB for V

OUT

= 6mV to V

DD

- 60mV, guaranteed by a power-supply rejection test at the

end points.

Note 3:

R

L

=

, digital inputs at DGND or V

DD

.

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

Output High Voltage

V

OH

V

DD

- 0.5

V

Input Capacitance

C

IN

8

pF

Input Leakage Current

I

IN

0.01

±1.0

µA

Reference Current in Shutdown

0.01

±1

µA

Output Low Voltage

V

OL

0.13

0.4

V

Voltage Output Slew Rate

SR

0.6

V/µs

Input High Voltage

V

IH

2.4

V

Input Low Voltage

V

IL

0.8

V

Output Settling Time

10

µs

Output Voltage Swing

0 to V

DD

V

Current into FB_

0

0.1

µA

OUT_ Leakage Current
in Shutdown

0.01

±1

µA

Start-Up Time Exiting
Shutdown Mode

15

µs

Digital Feedthrough

5

nV-s

Digital Crosstalk

5

nV-s

Supply Voltage

V

DD

4.5

5.5

V

Supply Current

I

DD

0.85

0.98

mA

Supply Current in Shutdown

10

20

µA

CONDITIONS

To ±1/2LSB, V

STEP

= 2.5V

I

SOURCE

= 2mA

Rail-to-rail (Note 2)

V

IN

= 0V or V

DD

I

SINK

= 2mA

R

L

=

CS = V

DD

, DIN = 100kHz

(Note 3)

(Note 3)

DIGITAL INPUTS

DIGITAL OUTPUTS

DYNAMIC PERFORMANCE

POWER SUPPLIES